Piano Keyboard Music Note Label Key Stickers C-D-E-F-G-A-B The stickers are on matt transparent fully laminated removable vinyl Designed specifically for 37, 44, 49, 54, 61,76, 88 keyboard, piano. Middle C highlighted Easy to install. Can be cleaned. Easy to remove. Does not leave adhesive tape. Notation: C-D-E-F-G-A-B